Home / 54,047.76-81,016.20-22,476.12

Finding the Fourth Proportional to 54,047.76, 81,016.20 and 22,476.12

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Solution

The fourth proportional to 54,047.76, 81,016.20 and 22,476.12 is: 33,691.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047.76 : 81,016.20 = 22,476.12 : x
  2. Step 2: Convert to fraction form
    54,047.76/81,016.20 = 22,476.12/x
  3. Step 3: Cross multiply
    54,047.76x = 81,016.20 × 22,476.12
  4. Step 4: Simplify right side
    54,047.76x = 1,820,929,833.14
  5. Step 5: Solve for x
    x = 1,820,929,833.14/54,047.76
  6. Step 6: Final answer
    x = 33,691.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.